/*
* The initQuickstart method populates all of the mandatory fields in the
* MSH segment of the message, including the message type, the timestamp,
* and the control ID.
*/
message.initQuickstart("ORU", "R01", "T");
/*
* The OBR segment is contained within a group called ORDER_OBSERVATION,
* which is itself in a group called PATIENT_RESULT. These groups are
* reached using named accessors.